Home / 14,827.20-22,240.80-14,171.10

Finding the Fourth Proportional to 14,827.20, 22,240.80 and 14,171.10

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Solution

The fourth proportional to 14,827.20, 22,240.80 and 14,171.10 is: 21,256.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,827.20 : 22,240.80 = 14,171.10 : x
  2. Step 2: Convert to fraction form
    14,827.20/22,240.80 = 14,171.10/x
  3. Step 3: Cross multiply
    14,827.20x = 22,240.80 × 14,171.10
  4. Step 4: Simplify right side
    14,827.20x = 315,176,600.88
  5. Step 5: Solve for x
    x = 315,176,600.88/14,827.20
  6. Step 6: Final answer
    x = 21,256.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.